Systems Administrator (Linux)
Location: IE, L, Dublin
Department: Technical Operations
Employment type: Full-time
Function: Information Technology

Company profile:
ding* is the world’s largest top-up provider. Created to help people working abroad to support and keep in touch with loved ones back home, ding* provides the simplest, quickest and best top-up service ever. By keeping mobiles topped up, ding* is making a real difference to people’s lives.We’ve our head office in Dublin and also have homes in Miami, Dubai, Bucharest, Barcelona, Dhaka and San Salvador. What’s it like working here?ding* is currently providing 200 people the opportunity to top-up their careers every day. If you’re looking for a regular 9-5 role then this isn’t the place for you. If you want lots of challenges, a long to do list and plenty of opportunities then we’re your kind of place. Like our service, we’re all super fast and super reliable. We’re informal but productive. You’ll be expected to get through high volumes of work and to keep coming back looking for more. In return we throw great parties and like to mark record days or other occasions with impromptu surprises.  Working at ding* gives you the opportunity to work with, and learn from, genuinely passionate and driven people. Like our customers, our team members have joined us from all around the world. We come from different cultures, speak different languages yet we all share one thing in common; we care about sending top-up instantly and reliably.If you’re lucky enough to join the team, you’ll get to work in a great office environment without a gimmicky music room or sleep area but with truly spectacular coffee. And the best bit……we don’t hire schmucks, only team players with a sense of fun.

Job description:
Systems Administrator (Linux)Location: Dublin Who are we?As the winners of the Deloitte Technology Fast 50 for the last two years we have been repeatedly recognised as the most innovative and rapidly expanding Irish technology company. Established in 2006 ezetop is the world’s largest provider of international mobile phone top-up. ezetopprovides an important service connecting friends and families around the world and is currently partnered with over 300 mobile operator partners and 450,000+ retail locations covering over 100 countries, as well as an increasing online presence. Why ezetop?We know that there are quite a few companies out there currently recruiting but we think we’re pretty special. We are offering people the chance to join our team, make an impact and be part of making us a huge success. We’re a truly global organisation with nearly 200 team members worldwide but we’re still small enough that you can put your own stamp on your area, whilst knowing that you are part of a team spreading top-up around the world! At ezetop we believe our passion for what we do is infectious and we believe our people are key to our success. With diverse backgrounds and talents our team is filled with bright, passionate and tireless people who are genuinely excited about making ezetop great. Who doesn’t want to be on a team like this?Don’t be under any illusions though it’s hard work here and everyone needs to roll up their sleeves and get stuck in. You need to get through high volumes of work and still come back asking for more! We will provide you with challenging work and although we take our work and responsibilities seriously, we don’t take ourselves too seriously so a sense of humour is also essential! The CandidateReporting to the Head of Technical Operations, the successful candidate will own and manage administration of all ezetop’s Linux Servers, including our test, production and internal system setup. The ideal candidate will bring significant past experience in this capacity and thereby the ability to apply strong operational best practices to systems administration at ezetop. The RoleThis role is responsible for ensuring ezetop’s operations runs efficiently and without interruption 24 / 7 / 365. This is a great opportunity to join a fast growing and innovative team. Communication, flexibility and a desire to learn are essential as well as the ability to work on multiple priorities while maintaining attention to detail. Required SkillsA bachelor's degree with qualifications in either Computer Science, Electrical Engineering or IT related fieldsKnowledge of installing and administering Ubuntu and CentOS Servers (or similar flavor)Strong scripting skills (Bash, Perl, Python, etc.)Linux Security (Server Hardening)Tuning and patching Linux servers for performance and securityWorking experience of backup and recovery technologies. Demonstrated application of onsite/offsite management and aging of backups.Experience working in real time 24*7 web environmentsExcellent communication skillsTime management SkillsProven ability to create, document and maintain excellent standards and practices.Systems monitoring (Strong understanding of SNMP, Nagios, Cacti, Splunk etc.) Other Desirable Skills and ExperienceWindows Server Administration would be an advantageExperience of virtualization technology (XenServer, VMWare, Hyper-V)Ability to triage and prioritize effectively. Use of ticketing systems to enable such prioritizationSound knowledge of all things internet: Internet routing hierarchy, domain names and address resolution, protocol stacks, HTTP, SMTP, TCP network peering, public and private IPsAbility to plan for volume growth (capacity planning)Working Knowledge of Disk Storage technologies Key AttributesTeam player, providing Linux server support to all members of the Technical Operations teamPlanning oriented with an ability to set own deadlines and prioritiesWorking with or managing other ezetop team members in support of their objectivesComfortable with providing 24 hour support on rare occasions when neededFlexible to undertake other tasks when required

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